PART 3: During the same period that Sweden's population increased by two million and the economy increased by 176 percent, energy use only increased by 25 percent.
PART 2: Of the 26 air pollutants that the Swedish Environmental Protection Agency measures, 24 have decreased in absolute numbers during the period 1990–2018. At the same time, Sweden's population increased by roughly 1.6 million and the economy almost doubled.
PART 1: Lower carbon dioxide emissions and less pollution despite more inhabitants and economic growth. Sweden gets more from less, writes Jonas Grafström and Christian Sandström.